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local uv = vim.loop
local Path = require "nvim-lsp-installer.path"
local Data = require "nvim-lsp-installer.data"
local coalesce = Data.coalesce
package.loaded["nvim-lsp-installer.servers"] = nil
package.loaded["nvim-lsp-installer.fs"] = nil
local servers = require "nvim-lsp-installer.servers"
local generated_dir = Path.concat { vim.fn.getcwd(), "lua", "nvim-lsp-installer", "_generated" }
print("Creating directory " .. generated_dir)
vim.fn.mkdir(generated_dir, "p")
for _, file in ipairs(vim.fn.glob(generated_dir .. "*", 1, 1)) do
print("Deleting " .. file)
vim.fn.delete(file)
end
local function write_file(path, txt, flag)
uv.fs_open(path, flag, 438, function(open_err, fd)
assert(not open_err, open_err)
uv.fs_write(fd, txt, -1, function(write_err)
assert(not write_err, write_err)
uv.fs_close(fd, function(close_err)
assert(not close_err, close_err)
end)
end)
end)
end
local function get_supported_filetypes(server)
local configs = require "lspconfig/configs"
local lspconfig_server_ok = pcall(require, ("lspconfig/" .. server.name))
if not lspconfig_server_ok then
-- This is expected behavior for servers that does not exist in lspconfig.
print(("Unable to import lspconfig/%s, continuing..."):format(server.name))
end
local default_options = server:get_default_options()
local filetypes = coalesce(
-- nvim-lsp-installer options has precedence
default_options.filetypes,
lspconfig_server_ok and configs[server.name].document_config.default_config.filetypes,
{}
)
-- it's probably still not safe to do this in runtime, but just in case
package.loaded["lspconfig/configs"] = nil
return filetypes
end
local function generate_metadata_table()
local metadata = {}
local function create_metadata_entry(server)
return { filetypes = get_supported_filetypes(server) }
end
local available_servers = servers.get_available_servers()
for _, server in pairs(available_servers) do
metadata[server.name] = create_metadata_entry(server)
end
print(string.format("found [%s] configurations", #vim.tbl_keys(metadata)))
return metadata
end
local mt = generate_metadata_table()
local metadata_file_lua = Path.concat { generated_dir, "metadata.lua" }
write_file(
metadata_file_lua,
table.concat({
"-- THIS FILE IS GENERATED. DO NOT EDIT MANUALLY.",
"-- stylua: ignore start",
"return " .. vim.inspect(mt),
}, "\n"),
"w"
)
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